/*
 * Copyright (C) 2018 Drake, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.drake.serialize.utils

import android.database.Cursor

/**
 * 方便迭代Cursor, 针对数据库的便携函数
 */
fun Cursor.foreach(block: Cursor.() -> Unit) {
    if (count == 0) {
        close()
        return
    }
    moveToFirst()
    do {
        block()
    } while (moveToNext())
    close()
}